Go to (Windows 10) or Windows Update (Windows 11). Click Check for updates .
Workaround resolved in kernel 4.15+.
For Windows 10 and Windows 11 users, Broadcom natively offloads consumer driver management directly to the operating system. However, manual intervention is sometimes needed if the device is misidentified. Method 1: Automated Update via Windows Update Open the (Press Win + I ). bluetooth firmware -broadcom- update version 2.2.3.593
Download the verified .cab or .exe file containing version 2.2.3.593 from a trusted OEM support page.
The primary goal of this specific firmware update is to resolve connectivity instability . Go to (Windows 10) or Windows Update (Windows 11)
Addressing common memory leaks in OBEX (Object Exchange) header manipulation and adding thread protection to prevent crashes during callback operations.
Locate the directory containing the downloaded version 2.2.3.593 payload ( .inf and .hex or .bin files) and follow the prompts. Method 3: OEM Support Portals For Windows 10 and Windows 11 users, Broadcom
| Device Class | Pre-update reconnect latency | Post-update reconnect latency | |--------------|-----------------------------|-------------------------------| | BLE Mouse | 380 – 1200 ms | 180 – 340 ms | | BLE Keyboard | 450 – 1500 ms | 200 – 400 ms | | A2DP Headset | 220 ms | 210 ms (no regression) |
Specifically refining the handshake between the Broadcom stack and the Microsoft Bluetooth stack in Windows Vista and 7 environments. Modern Context & Risks
Includes foundational fixes for vulnerabilities discovered in older Bluetooth stacks, such as KNOB (CVE-2019-9506) BIAS (CVE-2020-10135)
If you downloaded the .cab or .inf firmware driver payload manually from an OEM support site, use the device manager architecture. Press Windows Key + X and select . Expand the Bluetooth directory.